Why are rodents chewing up car wiring? | KIRO-TV The damage they do to the wiring is costing car owners thousands of dollars to repair. KIRO 7 found car owners are complaining to the federal government about car manufacturers using a soy-based coating on engine wires. "You never think rats are going to come and have lunch," Mack said. Rats! New Cars' Soy-Coated Wires Give Rodents Plenty To New Cars' Soy-Coated Wires Give Rodents Plenty To Chew On . The entire wiring harness had to be replaced. Now if only Volvo could find a way to bolt the rats at a safe distance from the soy, JoAnn's life would be perfect. Follow me on Twitter or LinkedIn.Author: Michael J. Dunne Ls Swap Harness Baton Rouge | Lab Rats Performance, LLC Lab Rats Peformance, LLC specializes in the design and manufacture of Standalone Wiring Harnesses for GM Gen II, III, and IV LS based engines and transmissions. These harnesses include the Gen II LT1/LT4, Gen III (24x) LS1/LS6 and Vortec Truck Engines as well as How to Prevent Rats from Eating Your Car Wires We have a 2013 Fleetwood Bounder 35k. RV. (Ford engine) and have replaced the wiring harness 4 times now due to rats eating and nesting in the engine compartment. Progressive insurance and American Family will NOT cover the damage. They say you must not leave the vehicle unattended for more than 2 weeks. Amazon: harness for rats - Wiring Harnesses Automotive Replacement Electrical Wiring Harnesses Go Search EN Hello, Sign in Account & Lists Sign in Account & Lists Orders Try Prime Cart. Today's Deals Amazon: harness for rats PIVBY Adjustable Hamster Leash Harness for Rats Ferret Mouse Squirrel Small Animal Pack of 2. 5.0 out of 5 stars 3. $6 $ 6. 52. A-Team Performance 14-Circuit Basic Wire Kit Small Wiring Harness Cable Compatible with Rat Street Rod Sand Car Truck. 3.3 out of 5 stars 8. $59 $ 59. 99. '10 - '14 L99 (6) STANDALONE WIRING HARNESS W/6L80 Also, Lab Rats Performance reserves the right to reject a customers return if the harness has been cut or wires have been added in fashion. Customers may return a incorrect harness in exchange for the correct harness that is needed for their application long as it is within 30 days of the original purchase.